Common crystal strontium titanate exhibits improved properties in cryogenic photonics and quantum computing applications

https://news.stanford.edu/stories/2025/10/crystal-strontium-titanate-cryogenic-photonics-quantum-computing

"tested at -450°F... electro-optic effects 40X stronger than the most-used electro-optic material/ non-linearities 20X greater than best-known non-linear optical material lithium niobate... quantum computers' transducers/ switches, space exploration/ cryogenic fuel tanks, manipulation of frequency/ phase/ intensity/ bending of light by exploiting non-linear/ electro-optic effects... tunability further enhanced 4X substituting oxygen isotopes into crystal, effectively tuning the material towards a quantum criticality threshold"

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